Finding the Fourth Proportional to 1,203,051.78, 1,804,038.21 and 716,963.46
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Solution
The fourth proportional to 1,203,051.78, 1,804,038.21 and 716,963.46 is: 1,075,123.70
Step by Step Solution
- Step 1: Write the proportion equation
1,203,051.78 : 1,804,038.21 = 716,963.46 : x - Step 2: Convert to fraction form
1,203,051.78/1,804,038.21 = 716,963.46/x - Step 3: Cross multiply
1,203,051.78x = 1,804,038.21 × 716,963.46 - Step 4: Simplify right side
1,203,051.78x = 1,293,429,477,013.81 - Step 5: Solve for x
x = 1,293,429,477,013.81/1,203,051.78 - Step 6: Final answer
x = 1,075,123.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.